EclipseNTO参数的调整对鼻咽癌放疗计划剂量学的影响(1)
摘要:目的:通过修改瓦里安Eclipse NTO参数,分析其剂量学差异。方法:选取10例鼻咽癌患者,每位患者分别设置NTO权重分别为1~ 999。设置跌落值分别为0.01~5.00。设置NTO distances to PTV,开始剂量,跌落剂量 分别为1 mm,100%,和10%。结果:当NTO权重小于等于100,跌落值為0.1~0.3时,可以得到较为理想的计划结果。
关键词:鼻咽癌;HI;CI;NTO参数
Effect of adjustment of EclipseNTO parameters on dosimetry of radiotherapy plan for nasopharyngeal carcinoma
Abstract:Objective:The dosimetric differences were analyzed by modifying the Varian Eclipse NTO parameters. Methods:Ten patients with nasopharyngeal carcinoma were enrolled. Each patient was given a NTO weight of 1 to 999. Set the drop value to 0.01 to 5.00. Set NTO distances to PTV to start doses with drop doses of 1 mm ......
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